【正文】 in the game. She ________ the classroom.A．has cleaned B．was cleaning C．has cleaned D．is cleaning6．Listen! The birds ________ happily in the tree outside the window.A．sing B．sang C．a(chǎn)re singing D．were singing7．—Hello, may I speak to Jim?—Sorry, he ________ an important meeting now.A．has B．is having C．will have D．was having8．The noise es from the boys. They _______ a party.A．have B．a(chǎn)re having C．will have D．have had9．—Can Peter play games with us, Mrs. Hawking?—Wait a minute. He ________ a shower.A．is taking B．taken C．took D．was taking10．— Tom, where is your little sister?— She _______ in the backyard now.A．is playing B．will play C．played D．plays11．—Jack, can you lend me your camera?—Sorry, I________ it. I will give it to you later.A．used B．a(chǎn)m using C．have used D．was using12．Grandma ________ dinner. Let’s go and help her.A．is making B．makes C．made D．was making13．—Tom, please give me a hand in moving the piano. —Sorry. I ________ my car.A．repair B．repaired C．a(chǎn)m repairing D．have repaired14．—May I speak to Mr. Brown? —I am sorry. He _______ an important meeting in his office at the moment.A．has B．had C．is having D．will have15．Now ABC Cinema on Forest Road ________ the old film called Roman Holiday.A．is show B．is showing C．is showed D．is on16．—May I use your puter? —Sorry, I ________ on it.A．work B．worked C．have worked D．a(chǎn)m working17．— Lena, I guess you were in a hurry this morning. You ________ your sweater inside out.— Oh my god, I’ll have it changed immediately.A．wore B．a(chǎn)re wearing C．were wearing D．have worn18．—Mary, let39。now現(xiàn)在，是現(xiàn)在進(jìn)行時(shí)的標(biāo)志，需用be doing結(jié)構(gòu)；主語(yǔ)students復(fù)數(shù)人稱，be動(dòng)詞用are，故選C。now現(xiàn)在，是現(xiàn)在進(jìn)行時(shí)的標(biāo)志，需用be doing結(jié)構(gòu)；主語(yǔ)students復(fù)數(shù)人稱，be動(dòng)詞用are，故選C?？疾閯?dòng)詞時(shí)態(tài)。3．C【詳解】句意：看，許多人在公園里跳舞。解析：C【詳解】句意：看，許多人在公園里跳舞。4．D【詳解】句意：——邁克，那是什么聲音？——我的弟弟現(xiàn)在正在玩他的玩具汽車。根據(jù)問(wèn)句“What’s that noise, Mike?”可知，提到的聲響是現(xiàn)有的，結(jié)合答句中“now”可知，是說(shuō)現(xiàn)在正在進(jìn)行的動(dòng)作，用現(xiàn)在進(jìn)行時(shí)。考查現(xiàn)在進(jìn)行時(shí)。根據(jù)上句“Betty can’t join us in the game”，此處指的是現(xiàn)在發(fā)生的事，故應(yīng)用現(xiàn)在時(shí)，且根據(jù)語(yǔ)境可知，貝蒂不能來(lái)的原因是她正在打掃教室，故句子應(yīng)用現(xiàn)在進(jìn)行時(shí)，其構(gòu)成是am/is/are doing。句中“Listen”是現(xiàn)在進(jìn)行時(shí)態(tài)的標(biāo)志詞，其結(jié)構(gòu)為am/is/are+動(dòng)詞現(xiàn)在分詞，主語(yǔ)“The birds”是復(fù)數(shù)，be動(dòng)詞解析：C【詳解】句意：聽!鳥兒在窗外的樹上快樂(lè)地歌唱?？疾楝F(xiàn)在進(jìn)行時(shí)。解析：B【詳解】句意：——你好，我可以和吉姆講話嗎？——對(duì)不起，他正在開一個(gè)重要的會(huì)。故選B。根據(jù)前句“The noise es from the boys.”語(yǔ)境可推知，后句中動(dòng)作正在進(jìn)行，應(yīng)用現(xiàn)在進(jìn)行時(shí)，構(gòu)成形式解析：B【詳解】句意：噪音來(lái)自那群男孩。故填B?？疾楝F(xiàn)在進(jìn)行時(shí)的用法?？疾闀r(shí)態(tài)。故選A。根據(jù)“Sorry...”及“I will give it to you later.”可知，抱解析：B【詳解】句意：——杰克，你能把你的照相機(jī)借給我嗎？——抱歉，我正在用。由此可推斷我正在用，稍后借給你，符合語(yǔ)境。我們?nèi)椭??？疾閯?dòng)詞時(shí)態(tài)?！獙?duì)不起?！獙?duì)不起。14．C【詳解】句意：——我能和布朗先生通電話嗎？——很抱歉，他現(xiàn)在正在辦公室召開重要的會(huì)議。根據(jù)語(yǔ)境及“at the moment”可知，打來(lái)電話的時(shí)候，布朗先生正在開會(huì)，時(shí)態(tài)用現(xiàn)在進(jìn)行時(shí)，結(jié)構(gòu)為am/is/are doing。考查動(dòng)詞時(shí)態(tài)。故選B?？疾閯?dòng)詞時(shí)態(tài)。你的毛衣穿反了。你的毛衣穿反了。故選B?？疾闀r(shí)態(tài)?？疾闀r(shí)態(tài)。19．C【詳解】句意：天正在變黑，我可以打開燈嗎？考查現(xiàn)在進(jìn)行時(shí)。get變得。20．B【詳解】句意：——約翰在哪里？——他在廚房里。他正在洗碗。故選B。故選D。故選D。根據(jù)“I have no idea”可知，此處表示我現(xiàn)在不知道，現(xiàn)在正在解析：D【詳解】句意：——海倫，你在星期一的英語(yǔ)比賽怎么樣？——我不知道，我正在等結(jié)果。23．A【詳解】句意：——琳達(dá)，你媽媽在干什么？ ——她現(xiàn)在正在廚房做飯?？疾閯?dòng)詞時(shí)態(tài)。隨著其他公司加快發(fā)展，我們?cè)谛畔⒓夹g(shù)領(lǐng)域的領(lǐng)導(dǎo)地位正在逐漸喪失?？疾楝F(xiàn)在進(jìn)行時(shí)的用法。根據(jù)“Lucy, where is Mimi?”可知要回答露西現(xiàn)在正在做什么，應(yīng)該用現(xiàn)在進(jìn)行時(shí)。根據(jù)“Lucy, where is Mimi?”可知要回答露